Ferrea Complete Single/Dual Valve Spring Kit - VW/Audi 4.2T 40VActual part may differ from image above. The new Ferrea Valve Springs are processed with premium grade alloy and feature special thermal treatment. Ferrea's advanced spring design and material specs have uniform load and stress distribution even in the most extreme racing conditions. Great for high revving applications. These valvesprings and retainers will reliably allow your engine to rev high without the worry of part failure, valve float, or coil

Quad Chrome Silver Tips 73x120mm

Proven Aerotwin quality as original equipment

Throttle Body Options: Stock Throttle Body Only

They greatly improve drivetrain stability without introducing excessive vibration or harshness into the cabin

High strength

- Allows extra terminal block usage

- Coolant Temp Sensor (Vemo)

FITS: All VW Mk4 337/20th AE with factory wheels

*Features* * Damping technology with individually adjustable rebound * Inox-line stainless steel technology at no additional charge * Individually height adjustable * German TUEV-tested adjustment parameters * High-quality components for long life * Comprehensive documentation for ease of use  * Infinitely adjustable rebound damping

removing the baffle internals and fitting a new straight through the section

29 kg/mm 140 N/mmBlock Height: 4

Length - 117